By Peter Cooper
Based at the best-selling first version, Beginning Ruby: From beginner to specialist, moment Edition is the top advisor for all sorts of reader who desires to research Ruby from the floor up.
the hot variation of this booklet presents an analogous first-class creation to Ruby because the first variation plus updates for the latest model of Ruby, together with the addition of the Sinatra and Ramaze internet software frameworks and a bankruptcy on GUI improvement so builders can reap the benefits of those new traits.
Beginning Ruby starts off by way of explaining the rules in the back of object-oriented programming and inside of a couple of chapters builds towards making a complete Ruby software. through the top of the booklet, as well as in-depth wisdom of Ruby, you'll even have easy knowing of many ancillary applied sciences resembling SQL, XML, internet frameworks, and networking.
* Introduces readers to the Ruby programming language
* Takes readers from uncomplicated programming talents to internet improvement with issues like Ruby-based frameworks and GUI programming
* Covers many ancillary applied sciences so one can supply a broader photograph (e.g., databases, XML, community daemons)
<h3>What you'll learn</h3> * comprehend the fundamentals of Ruby and object-oriented construction blocks.
* paintings with Ruby libraries, gem stones, and documentation.
* paintings with documents and databases.
* Write and install Ruby applications.
* discover Ruby net frameworks and points of community programming with Ruby.
* boost laptop and GUI purposes with Ruby.
<h3>Who is that this publication for?</h3>
Beginning programmers, programmers new to Ruby, and net builders drawn to understanding the principles of the language
Read or Download Beginning Ruby: From Novice to Professional (2nd Edition) PDF
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Extra info for Beginning Ruby: From Novice to Professional (2nd Edition)
My first thanks go to Keir Thomas, who approached me with the idea of writing a Ruby book back in 2005. He gave me great freedom over the scope and specification of the book, and was the most essential piece of the puzzle in getting the book approved and everything sorted out in the early stages. Beth Christmas of Apress deserves a special thanks for her superb project management and constant reassurance during the writing of this book in both its editions so far. Without her schedules and assurance that everything was on track, I would have been a nervous wreck.
11 Chap ter 2 Programming == Joy: A Whistle-Stop Tour of Ruby and Object Orientation P rogramming is both a science and an art. Telling computers what to do with computer programs requires being able to think as both a scientist and an artist. Being an artist is essential for coming up with big ideas and being flexible enough to take unique approaches. Being a scientist is essential to understanding how and why certain methodologies need to be taken into account, and to approach testing and debugging from a logical perspective, rather than an emotional one.
Sometimes this sort of environment is called an immediate or interactive environment. nNote If you cannot remember how to load irb or fxri, refer to the section of Chapter 1 dedicated to your computer’s operating system. Start irb (or fxri) and make sure a prompt appears, like so: irb(main):001:0> This prompt is not as complex as it looks. All it means is that you’re in the irb program, you’re typing your first line (001), and you’re at a depth of 0. You don’t need to place any importance on the depth element at this time.